title: Radioimmunoassay of ecdysteroids.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D004331:Drosophila melanogaster / Q000032:analysis; D004440:Ecdysone / Q000031:analogs & derivatives / Q000032:analysis* / Q000138:chemical synthesis; D004441:Ecdysterone / Q000032:analysis*; D011817:Rabbits; D011863:Radioimmunoassay / Q000379:methods*
chemical_list: D004440:Ecdysone; D004441:Ecdysterone